Bastion Gear is excited to offer a new line of custom AR-15 Rear Takedown Pins and Front Pivot Pins. This custom laser engraved set is made from high quality metal and features a matte black finish. The takedown pin/pivot pin are designed for standard mil-spec AR-15 lowers and they will NOT be compatible with non-mil spec AR-15 lowers, some billet lowers and AR-10 or DPMS LR-308 pattern lowers. Customize your rifle with this high quality design from Bastion Gear.